An ecosystem consists of – (1) producers, consumers and decomposers in a particular area. (2) all the plants and animals of an area. (3) a living community and its environment. (4) carnivorous and herbivorous of an area
(3) a living community and its environment. Explanation: An ecosystem consists of communities of many different species living together, and all the physical aspects of the particular habitat, such as like soil, water, and weather.